Putter



FIG. 1 is a top view of putter.

FIG. 2 is a right side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a left side view thereof; and,

FIG. 5 is a perspective view thereof at an enlarged scale.

The broken line showing is included for the purpose of illustrating and forms no part of the claimed design. 

CLAIM The ornamental design for a putter, as shown and described in the attached drawings. 